国家/地区 中国（43）
IPC部 B（43）
IPC大类 B01（43） C02（43） C01（7）
G01（3） B82（2） C10（2）
IPC小类 B01J（43）
IPC B01J020/20（43）
发明人 LI J（3） LI Y（3） LIU C（3）
LIU G（3） ZHANG C（3） CHEN S（2）
LI K（2） LI X（2） LIU S（2）
LIU X（2） WANG Q（2） WU X（2）
WU Y（2） XU X（2） YANG Y（2）
公开年 2022（27） 2023（16）
申请年 2022（43）
专利权人 UNIV SOUTHWE.（2）

Preparing nitrogen-doped reduced graphene oxide- based aerogel with a highly regularized structure used in adsorption material, comprises mixing graphene, nitrogen containing compound and reducing agent, performing gelation reaction to obtain hydrogel precursor; drying, carbonizing and cooling.

ZHANG R, MENG Q

Preparation of ion-graphene oxide decolorizer involves mixing graphene powder and sodium nitrate, adding concentrated sulfuric acid, stirring in an ice-water mixed liquid bath environment, and adding deionized water.

HUANG B, ZHANG M, DU J, HU C, HUA L

Electroplating wastewater adsorbent useful in wastewater treatment, comprises graphene oxide adsorption core, network-like composite crosslinked layer coated on the surface of the adsorption core, and sea urchin-like biological coke layer fixed on the surface of the composite crosslinked layer.

HOU J

Removing hexavalent chromium ions in aqueous phase, comprises adjusting pH of chromium-containing wastewater to be treated, adding carbon nitride/graphene oxide composite airgel as adsorbent to carry out adsorption and removal of hexavalent chromium ions.

XI Y, LI M, GUO X

Preparation of graphene biocarbon used for treating wastewater containing organophosphorus pesticides, involves adding straw powder to iron/zinc mixed solution, reacting in water bath, drying, pyrolyzing obtained straw and metal composite material, pickling, and freeze-drying.

ZHANG Y, ZHOU B, QIU L, YUAN R

Purifying water using graphene-based composite material comprises e.g. preparing graphene oxide using improved Hummers method, preparing additive material bismuth tungstate, preparing additive material organic aluminum silicate, organizing aluminum silicate, and preparing magnetic graphene oxide.

MA R

Preparing modified sludge activated carbon for desulfurization and denitrification, VOCs gas adsorption, heavy metal ion adsorption in sewage, soil management field, involves using sludge particles, charring agents and binders as raw material, mixing raw materials.

TONG S

Copper-supported carbon-based single-atom material for catalytically activating potassium peroxymonosulfonate to degrade organic pollutants comprising sulfamethoxazole, comprises carbon matrix and copper atoms supported on carbon matrix, where matrix is obtained by polymerization of dicyandiamide.

CHAI L, WANG Q, YANG W, ZHANG X, YANG Z, CHEN S, ZHAO F

Preparing three-dimensional multifunctional graphene film useful in wastewater purification and sustainable clean energy production, comprises fixing and compacting metal-organic framework on metal copper sheet mold, and transforming into three-dimensional multifunctional graphene film.

TANG Y, HUANG Z, YANG Y, XIONG Z

Preparing modified biochar useful for removing perfluorinated compounds, comprises ball milling, freeze-drying and shaping to prepare modified biochar precursor, adding trivalent iron salt solution, mixing uniformly, filling nitrogen into ball milling tank, sealing and heating.

TAN W, ZHANG P, WEI Z, LIU C